1. highest frequency

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.

20000Hz

Sony MDR-Z1R: 120000Hz

22000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.

20Hz

Sony MH1CBLK: 1Hz

16Hz

3. has sound isolation/passive noise reduction

The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

45% have it

4. impedance

Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.

30 Ohms

Flips Solo 2 Social: 4 Ohms

28 Ohms

5. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

101.2dB/mW

AKG K553 Pro: 144dB/mW

113dB/mW

6. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

71% have it

7. has a detachable cable

With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

39% have it

8. can be folded

Folding devices are good for transporting as they take up less space in your bag.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

32% have it

9. has an in-line control panel

There is a control panel on the cable, so you can easily operate the device without having to interact with it.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

45% have it

10. can be used as a headset

A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

40% have it

11. has stereo speakers

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

78% have it

12. has an over-the-ear form

Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

41% have it

13. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.

15. has included ear pads

16. has an L-shaped plug

An L-shaped plug is better if the jack is on the left or right side of the device, so that the cable isn't bent, and is less likely to break when the device is in your pocket.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

31% have it

17. control panel placed on a device

There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

16% have it

18. has active noise canceling/noise reduction

This type of device allows you to listen at lower volume levels, causing less ear fatigue as you don't have to crank up the volume to overcome background noise. Ideal for plane rides and morning commutes.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

12% have it

19. number of microphones

More microphones result in better sound quality and enable the device to filter out background noise.

1

Parrot Zik Sport: 8

6

20. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

85% have it

21. cable length

A long cable ensures more freedom of movement.

1.2m

Pioneer SE-A1000: 6m

1.4m

22. has a rechargeable battery

The battery can be recharged and used over again.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

12% have it

23. has a noise canceling microphone

These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

3% have it

24. has an in-ear form

The in-ear device is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. It is inserted in the ear canal itself and blocks out a lot of environmental noise. It has stronger bass tones and is unlikely to fall out of the ear.

Logitech Ultimate Ears 900

Sennheiser Momentum Wireless

33% have it

25. supports Bluetooth pairing using NFC

Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.

Follow us!

Versus.com is a data-driven comparison platform where you can compare anything, from cars to smartphones or cities. Versus currently comprises 7 million product comparisons and covers the latest technology news.